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Finding the Third Proportional to 270,786 and 586,770

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Solution

The third proportional to 270,786 and 586,770 is: 1,271,480.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,786 : 586,770 = 586,770 : x
  2. Step 2: Convert to fraction form
    270,786/586,770 = 586,770/x
  3. Step 3: Cross multiply
    270,786x = 586,770 × 586,770
  4. Step 4: Simplify right side
    270,786x = 344,299,032,900
  5. Step 5: Solve for x
    x = 344,299,032,900/270,786
  6. Step 6: Final answer
    x = 1,271,480.18

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.